CN201428989Y - Novel LED road lamp - Google Patents
Novel LED road lamp Download PDFInfo
- Publication number
- CN201428989Y CN201428989Y CN2009200579381U CN200920057938U CN201428989Y CN 201428989 Y CN201428989 Y CN 201428989Y CN 2009200579381 U CN2009200579381 U CN 2009200579381U CN 200920057938 U CN200920057938 U CN 200920057938U CN 201428989 Y CN201428989 Y CN 201428989Y
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- Prior art keywords
- power supply
- led
- current driving
- light source
- driving power
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to a novel LED road lamp, comprising a lamp body and a circuit control part; a temperature sensor is used for detecting LED light source temperature; the circuit control partcomprises a power supply input end, an LED constant current driving power supply and an overheating protection device, the power supply input end is connected with the LED constant current driving power supply for power supplying, the LED constant current driving power supply and the LED light source are connected for providing working power supply for the LED light source; the temperature sensoris connected with the overheating protection device and transmits the detected temperature of the LED light source to the overheating protection device, and the overheating protection device comparesthe temperature and the presetting temperature, when the detected temperature value is higher than the presetting temperature value, the overheating protection device sends a signal to the LED constant current driving power supply, after the constant current driving power supply receives the signal, the voltage provided for the LED light source is reduced or the connection of the power supply andthe LED light source is disconnected; by utilizing the utility model, the purpose of protecting the LED light source is achieved.
Description
Technical field
The utility model relates to lighting technical field, specifically is a kind of Novel LED street lamp with overtemperature protection.
Background technology
Led light source is a kind of semi-conducting material, and it can constantly produce heat when work.Especially be applied in the high-power LED light source on the street lamp, it is rapider to produce heat, too high if the heat of generation does not in time distribute the PN junction temperature that can cause led light source, thus the light decay of aggravation led light source, reduction of service life is when serious even directly burn out light source.
The utility model content
The utility model provides a kind of Novel LED street lamp at the above-mentioned defective of prior art, to strengthen the autoprotection ability of LED street lamp.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
A kind of Novel LED street lamp, comprise lamp body and circuit control section, described lamp body comprises lamp holder, led light source, temperature sensor, seal glass cover, led light source, temperature sensor are installed in the lamp holder, temperature sensor is used to detect the led light source temperature near led light source, and the seal glass cover seals this lamp holder; Described circuit control section comprises power input, LED constant-current driving power supply, overtemperature protection system, described power input and LED constant-current driving power supply are connected to its power supply, and described LED constant-current driving power supply and led light source are connected to led light source provides working power; Described temperature sensor is connected with overtemperature protection system; temperature sensor is sent to overtemperature protection system with the led light source temperature that detects; overtemperature protection system compares this temperature and the temperature of presetting; if the temperature value that detects is higher than default temperature value; overtemperature protection system sends signal to the LED constant-current driving power supply, and constant-current driving power supply is received to reduce behind this signal to led light source provides being connected of voltage or disconnection and led light source.
Preferably, described circuit control section also comprises automatic light modulation device, and it is connected with LED constant-current driving power supply output voltage, and this automatic light modulation device onboard clock control is according to time period adjusting LED constant-current driving power supply output voltage.
Preferably, described circuit control section also comprises the PFC device, and it is connected with LED constant-current driving power supply output voltage, is used to improve LED constant-current driving power supply conversion efficiency.
Preferably, described circuit control section also comprises overload protection arrangement, and it is connected with LED constant-current driving power supply output voltage, disconnects being connected of LED constant-current driving power supply and led light source during described LED constant-current driving power supply overvoltage.
Preferably, described circuit control section also comprises the RS232 interface, and this interface is arranged on the LED constant-current driving power supply.
Preferably, described circuit control section also comprises the EMC wave filter, and the EMC wave filter is connected between power input and the LED constant-current driving power supply.
Preferably, the seal glass cover is antistatic glass.
Preferably, be provided with the nanometer reflector in the described lamp holder, it adopts super specular aluminium reflector or nanometer reflective membrane.
As can be seen from the above technical solutions; the utility model is set up overtemperature protection system; temperature sensor senses led light source temperature; and with the novel overtemperature protection system that is sent to of this temperature; thermel protection device is to being checked through to such an extent that temperature compares judgement; when the led light source temperature is too high; thermel protection device sends alarm signal to the LED constant-current driving power supply; constant-current driving power supply is received to reduce behind this signal to led light source provides being connected of voltage or disconnection and led light source, reaches the purpose of protecting led light source with this.The utility model also is provided with accessory circuit control device such as automatic light modulation device, PFC device, RS232 interface, EMC wave filter, further optimizes circuit control section performance, makes street lamp work more reasonable, energy-conservation.
Description of drawings
Fig. 1 is the utility model theory diagram;
Fig. 2 is the utility model lamp body structure diagrammatic sketch.
The specific embodiment
Below in conjunction with the specific embodiment the utility model is described in further detail.
Referring to shown in Figure 1, the utility model Novel LED street lamp comprises lamp body 11 and circuit control section 22, circuit control section 22 comprises power input, LED constant-current driving power supply, overtemperature protection system, power input is the power supply of LED constant-current driving power supply, and LED constant-current driving power supply and led light source are connected to led light source working power is provided; Described temperature sensor is connected with overtemperature protection system, when led light source is short-circuited or load when increasing the weight of, the led light source temperature raises, the light decay of led light source strengthens, the lost of life, the temperature sensor detected temperatures changes, the led light source temperature that detects is sent to overtemperature protection system, overtemperature protection system compares temperature signal that detects and the temperature value that sets in advance, then comparison signal is amplified, provide a signal source to the LED constant-current driving power supply, the LED constant-current driving power supply is made action according to this signal source: deenergization, when temperature reaches the electric supply installation that just often resets automatically, provide power supply for load again; Perhaps progressively reduce voltage operation, continue to detect the led light source temperature, when heat still constantly promotes, the disconnecting consumers power supply, and send caution to Surveillance center by the RS232 interface.
As preferred implementation of the present utility model, described circuit control section also comprises automatic light modulation device, it is connected with LED constant-current driving power supply output voltage, and this automatic light modulation device onboard clock control is according to time period adjusting LED constant-current driving power supply output voltage.
As preferred implementation of the present utility model, described circuit control section also comprises the PFC device, and it is connected with LED constant-current driving power supply output voltage, is used to improve LED constant-current driving power supply conversion efficiency.
As preferred implementation of the present utility model; the circuit control section also comprises overload protection arrangement; it is connected with LED constant-current driving power supply output voltage, disconnects being connected of LED constant-current driving power supply and led light source during the overvoltage of LED constant-current driving power supply, for overload provides protection.
As preferred implementation of the present utility model, the circuit control section also comprises the EMC wave filter, and the EMC wave filter is connected between power input and the LED constant-current driving power supply, has improved the circuit electromagnetic interference and has suppressed ability.
Referring to shown in Figure 2, shown in the figure be the selected example structure of the utility model lamp body, this only for the usefulness of explanation, is not subjected to the restriction of this structure in patent application.
The present embodiment lamp body comprises lamp holder 1, Lamp cup 2, led light source 3, inductor installing hole 4, temperature sensor 5, nanometer reflector 6, fixed screw 7, seal glass cover 8, led light source 3, temperature sensor 5 are installed in the lamp holder 1, temperature sensor is installed in the temperature that detects led light source in the inductor installing hole 4, inductor installing hole 4 is arranged on Lamp cup 2 bottoms, nanometer reflector 6 adopts hold-down screw 7 to be fixed on the lamp holder 1, seal glass cover 8 these lamp holders of sealing.Wherein, the seal glass cover is antistatic glass, and the nanometer reflector adopts super specular aluminium reflector or nanometer reflective membrane.
Above-mentioned specific embodiment is purpose, feature and the effect that is used for describing in detail this creation, for people's bodyguard of being familiar with this type of skill, according to the above description, may do partly change and modification to this specific embodiment, its essence does not detach the spiritual category person of this creation, all should be included in the claim of this case suitable first Chen Ming.
Claims (8)
1, a kind of Novel LED street lamp, it is characterized in that: comprise lamp body and circuit control section, described lamp body comprises lamp holder, led light source, temperature sensor, seal glass cover, led light source, temperature sensor are installed in the lamp holder, temperature sensor is used to detect the led light source temperature near led light source, and the seal glass cover seals this lamp holder; Described circuit control section comprises power input, LED constant-current driving power supply, overtemperature protection system, described power input and LED constant-current driving power supply are connected to its power supply, and described LED constant-current driving power supply and led light source are connected to led light source provides working power; Described temperature sensor is connected with overtemperature protection system; temperature sensor is sent to overtemperature protection system with the led light source temperature that detects; overtemperature protection system compares this temperature and the temperature of presetting; when the temperature value that detects is higher than default temperature value; overtemperature protection system sends signal to the LED constant-current driving power supply, and constant-current driving power supply is received to reduce behind this signal to led light source provides being connected of voltage or disconnection and led light source.
2, Novel LED street lamp according to claim 1, it is characterized in that: described circuit control section also comprises automatic light modulation device, it is connected with LED constant-current driving power supply output voltage, and this automatic light modulation device onboard clock control is according to time period adjusting LED constant-current driving power supply output voltage.
3, Novel LED street lamp according to claim 1 is characterized in that: described circuit control section also comprises the PFC device, and it is connected with LED constant-current driving power supply output voltage, is used to improve LED constant-current driving power supply conversion efficiency.
4, Novel LED street lamp according to claim 1; it is characterized in that: described circuit control section also comprises overload protection arrangement; it is connected with LED constant-current driving power supply output voltage, disconnects being connected of LED constant-current driving power supply and led light source during described LED constant-current driving power supply overvoltage.
5, Novel LED street lamp according to claim 1 is characterized in that: described circuit control section also comprises the RS232 interface, and this interface is arranged on the LED constant-current driving power supply.
6, Novel LED street lamp according to claim 1 is characterized in that: described circuit control section also comprises the EMC wave filter, and the EMC wave filter is connected between power input and the LED constant-current driving power supply.
7, Novel LED street lamp according to claim 1 is characterized in that: the seal glass cover is antistatic glass.
8, Novel LED street lamp according to claim 1 is characterized in that: be provided with the nanometer reflector in the described lamp holder, it adopts super specular aluminium reflector or nanometer reflective membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200579381U CN201428989Y (en) | 2009-06-05 | 2009-06-05 | Novel LED road lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200579381U CN201428989Y (en) | 2009-06-05 | 2009-06-05 | Novel LED road lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201428989Y true CN201428989Y (en) | 2010-03-24 |
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ID=42032728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200579381U Expired - Fee Related CN201428989Y (en) | 2009-06-05 | 2009-06-05 | Novel LED road lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201428989Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102056376A (en) * | 2010-11-01 | 2011-05-11 | 贵阳世纪天元科技有限公司 | Method for increasing LED luminous efficiency |
| CN102325407A (en) * | 2011-08-29 | 2012-01-18 | 江苏同辉照明科技有限公司 | Automatic protective system of LED (light-emitting diode) lamp |
| CN103162146A (en) * | 2013-03-26 | 2013-06-19 | 南通恺誉照明科技有限公司 | Heat storage type light-emitting diode (LED) lamp |
| CN104061501A (en) * | 2014-07-21 | 2014-09-24 | 江苏赛达电子科技有限公司 | Wireless intelligent LED street lamp |
| CN104075201A (en) * | 2014-07-21 | 2014-10-01 | 江苏赛达电子科技有限公司 | Self-protecting energy-saving LED (light-emitting diode) street lamp |
| CN106028531A (en) * | 2016-06-30 | 2016-10-12 | 广州市浩洋电子有限公司 | Adaptive control system and control method for temperature of LED stage lamp |
| CN106382549A (en) * | 2016-08-31 | 2017-02-08 | 安徽华利达户外用品有限公司 | Mushroom-shaped bedside lamp made of bamboo |
| CN107701976A (en) * | 2017-11-07 | 2018-02-16 | 成都青岗科技有限公司 | A kind of Height Adjustable illuminating LED device |
-
2009
- 2009-06-05 CN CN2009200579381U patent/CN201428989Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102056376A (en) * | 2010-11-01 | 2011-05-11 | 贵阳世纪天元科技有限公司 | Method for increasing LED luminous efficiency |
| CN102325407A (en) * | 2011-08-29 | 2012-01-18 | 江苏同辉照明科技有限公司 | Automatic protective system of LED (light-emitting diode) lamp |
| CN103162146A (en) * | 2013-03-26 | 2013-06-19 | 南通恺誉照明科技有限公司 | Heat storage type light-emitting diode (LED) lamp |
| CN103162146B (en) * | 2013-03-26 | 2014-12-10 | 南通恺誉照明科技有限公司 | Heat storage type light-emitting diode (LED) lamp |
| CN104061501A (en) * | 2014-07-21 | 2014-09-24 | 江苏赛达电子科技有限公司 | Wireless intelligent LED street lamp |
| CN104075201A (en) * | 2014-07-21 | 2014-10-01 | 江苏赛达电子科技有限公司 | Self-protecting energy-saving LED (light-emitting diode) street lamp |
| CN106028531A (en) * | 2016-06-30 | 2016-10-12 | 广州市浩洋电子有限公司 | Adaptive control system and control method for temperature of LED stage lamp |
| CN106382549A (en) * | 2016-08-31 | 2017-02-08 | 安徽华利达户外用品有限公司 | Mushroom-shaped bedside lamp made of bamboo |
| CN107701976A (en) * | 2017-11-07 | 2018-02-16 | 成都青岗科技有限公司 | A kind of Height Adjustable illuminating LED device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100324 Termination date: 20130605 |